//
// Created by hjie on 23-6-24.
//

#pragma once

#include <string>
#include <memory>
#include <functional>
#include <vector>
#include <mutex>

class DataManager;

class UserData
{
    friend class DataManager;
public:
    UserData(DataManager * data_manager, const std::string & user_id);
private:
    DataManager * m_data_manager;
private:
    std::string m_user_id;
};
